1. Tardigrade
  2. Question
  3. Physics
  4. A concave mirror of focal length f1 is placed at a distance of d from a convex lens of focal length f2. A beam of light coming from infinity and falling on this convex lens - concave mirror combination returns to infinity. The distance d must equal

Q. A concave mirror of focal length is placed at a distance of d from a convex lens of focal length . A beam of light coming from infinity and falling on this convex lens - concave mirror combination returns to infinity. The distance must equal

 6308  161 AIPMTAIPMT 2012Ray Optics and Optical Instruments Report Error

Solution:

Correct answer is (c)

Solution Image